Radio transmitter with an external antenna



FIG. 1 is a right perspective view of the radio transmitter with an external antenna attached to a portable media player showing my new design;

FIG. 2 is a front elevational view of the radio transmitter with an external antenna of FIG. 1 attached to a portable media player;

FIG. 3 is a rear elevational view of the radio transmitter with an external antenna of FIG. 1 attached to a portable media player;

FIG. 4 is a left elevational view of the radio transmitter with an external antenna of FIG. 1 attached to a portable media player;

FIG. 5 is a right elevational view of the radio transmitter with an external antenna of FIG. 1 attached to a portable media player;

FIG. 6 is a top plan view of the radio transmitter with an external antenna of FIG. 1 attached to a portable media player;

FIG. 7 is a bottom plan view of the radio transmitter with an external antenna of FIG. 1 attached to a portable media player;

FIG. 8 is a right perspective view of the radio transmitter with an external antenna of FIG. 1; and,

FIG. 9 is a left perspective view of the radio transmitter with an external antenna of FIG. 1 with the antenna in a second position.

The broken lines shown in the drawings form no part of the claimed design. 

The ornamental design for a radio transmitter with an external antenna, as shown and described. 